I don’t  understand how this happens, hopefully somebody know why??

When the BYE is sent to Kamailio, it forwards to an incorrect address.

This address is only in dispatcher, so I don’t understand how it gets to that?

U 192.168.9.130:5060 -> 4.55.10.163:5060

  SIP/2.0 200 OK..Via: SIP/2.0/UDP 4.55.10.163:5060;branch=z9hG4bK0bB4b99383b1a4d3f48..From: <sip

  :+1<dialed_number>@4.55.10.163:5060;isup-oli=62>;tag=gK0b747c73..To: <sip:+1<inbound_number>@192.168.9.130

  :5060>;tag=as622c3fb5..Call-ID: 2081157154_72743403@4.55.10.163..CSeq: 11847 INVITE..Server: FP

  BX-2.10.0(1.8.9.3)..Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER, SUBSCRIBE, NOTIFY, INFO, P

  UBLISH..Supported: replaces, timer..Contact: <sip:+1<inbound_number>@10.1.7.86:5060>..Content-Type: a

  pplication/sdp..Content-Length: 228....v=0..o=root 338878463 338878463 IN IP4 10.1.7.86..s=Aste

  risk PBX 1.8.9.3..c=IN IP4 10.1.7.86..t=0 0..m=audio 13212 RTP/AVP 0 101..a=rtpmap:0 PCMU/8000.

  .a=rtpmap:101 telephone-event/8000..a=fmtp:101 0-16..a=ptime:20..a=sendrecv..

U 10.1.7.86:5060 -> 192.168.9.130:5060

  BYE sip:+1<dialed_number>@4.55.10.163:5060 SIP/2.0..Via: SIP/2.0/UDP 10.1.7.86:5060;branch=z9hG4bK6e

  5d6461;rport..Max-Forwards: 70..From: <sip:+1<inbound_number>@192.168.9.130:5060>;tag=as622c3fb5..To:

   <sip:+1<dialed_number>@4.55.10.163:5060;isup-oli=62>;tag=gK0b747c73..Call-ID: 2081157154_72743403@4

  .55.10.163..CSeq: 102 BYE..User-Agent: FPBX-2.10.0(1.8.9.3)..X-Asterisk-HangupCause: Protocol e

  rror, unspecified..X-Asterisk-HangupCauseCode: 111..Content-Length: 0....

U 192.168.9.130:5060 -> 205.158.163.150:5060

  BYE sip:+1<dialed_number>@<wan_ip>:5060 SIP/2.0..Record-Route: <sip:<wan_ip>:5060;lr=on>

  ..Via: SIP/2.0/UDP 192.168.9.130;branch=z9hG4bK6d4b.7269e5c5.0..Via: SIP/2.0/UDP 10.1.7.86:5060

  ;branch=z9hG4bK6e5d6461;rport=5060..Max-Forwards: 69..From: <sip:+1<inbound_number>@192.168.9.130:506

  0>;tag=as622c3fb5..To: <sip:+1<dialed_number>@4.55.10.163:5060;isup-oli=62>;tag=gK0b747c73..Call-ID:

   2081157154_72743403@4.55.10.163..CSeq: 102 BYE..User-Agent: FPBX-2.10.0(1.8.9.3)..X-Asterisk-H

  angupCause: Protocol error, unspecified..X-Asterisk-HangupCauseCode: 111..Content-Length: 0....

U 205.158.163.150:5060 -> 192.168.9.130:5060

  SIP/2.0 481 Call Leg/Transaction Does Not Exist..Via: SIP/2.0/UDP 192.168.9.130;branch=z9hG4bK6

  d4b.7269e5c5.0..Via: SIP/2.0/UDP 74.63.151.37:13000;branch=z9hG4bK6e5d6461;rport=5060..From: <s

  ip:+1<inbound_number>@192.168.9.130:5060>;tag=as622c3fb5..To: <sip:+1<dialed_number>@4.55.10.163:5060;isup

  -oli=62>;tag=gK0b747c73..Call-ID: 2081157154_72743403@4.55.10.163..CSeq: 102 BYE..Content-Lengt

  h: 0....